Linazolamide intermediate B impurity 3

Linazolamide intermediate B impurity 3 - Names and Identifiers

Name	Benzo[b]thiophene-3-acetic acid
Synonyms	AKOS 94282 BUTTPARK 974-53 RARECHEM AM UC 0202 Thianaphthene-3-acetic acid 3-benzo(b)thienyl-aceticaci 3-benzo(b)thiopheneaceticacid BENZO[B]THIOPHENE-3-ACETIC ACID Benzo[b]thiophene-3-acetic acid 1-benzothiophen-3-ylacetic acid (BENZO[B]THIOPHEN-3-YL)ACETIC ACID Linazolamide intermediate B impurity 3
CAS	1131-09-5
EINECS	214-461-2
InChI	InChI=1/C10H8O2S/c11-10(12)5-7-6-13-9-4-2-1-3-8(7)9/h1-4,6H,5H2,(H,11,12)

Linazolamide intermediate B impurity 3 - Physico-chemical Properties

Molecular Formula	C10H8O2S
Molar Mass	192.23
Density	1.368±0.06 g/cm3(Predicted)
Melting Point	82 °C
Boling Point	378.7±17.0 °C(Predicted)
Flash Point	182.9°C
Vapor Presure	2.07E-06mmHg at 25°C
BRN	143357
pKa	4.23±0.30(Predicted)
Storage Condition	Keep in dark place,Sealed in dry,Room Temperature
Refractive Index	1.688
MDL	MFCD00051637

Linazolamide intermediate B impurity 3 - Risk and Safety

Risk Codes	R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. R36 - Irritating to the eyes
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
WGK Germany	3
RTECS	AF4800000

Linazolamide intermediate B impurity 3 - Introduction

Benzo [B] thiophene-3-acetic acid is an organic compound with the chemical name 5H-benzo [B] thiophen-3-carboxylic acid. The following is a description of its nature, use, formulation and safety information:

1. nature:
-Appearance: Benzo [B] thiophene-3-acetic acid is a white crystalline solid.
-Solubility: It has good solubility in common organic solvents such as alcohols and ethers, but has low solubility in water.
-Stability: It is relatively stable under normal storage and use conditions.

2. use:
-Drug synthesis: Benzo [B] thiophene-3-acetic acid can be used as an intermediate for the synthesis of drugs and used to prepare some precursor compounds of drugs and bioactive molecules.
-Photoelectric material: It can also be used to prepare optoelectronic devices such as organic light-emitting diodes (OLED) and organic photoelectric sensors.
-Chemical research: Benzo [B] thiophene-3-acetic acid can also be used as the basis for the study of reaction mechanisms and organic synthesis reagents.

3. Preparation method:
-A common preparation method is to obtain benzo [B] thiophene-3-acetic acid by reductive acylation of the nitro derivative of benzo [B] thiophene.

4. Safety Information:
-Benzo [B] thiophene-3-acetic acid has no obvious harm under normal operation, but it is still necessary to pay attention to follow the laboratory safety operation specifications.
-During operation, direct contact with skin and eyes should be avoided, and personal protective equipment should be used when necessary.
-If exposed or inhaled, rinse immediately with plenty of water and seek medical help.

Last Update：2024-04-09 15:17:51